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 #include &quot;tetrixboard.h&quot;

 #include &lt;QtGui&gt;
 #include &lt;QtScript&gt;
 #include &lt;QUiLoader&gt;

 struct QtMetaObject : private QObject
 {
 public:
     static const QMetaObject *get()
         { return &amp;static_cast&lt;QtMetaObject*&gt;(0)-&gt;staticQtMetaObject; }
 };

 class TetrixUiLoader : public QUiLoader
 {
 public:
     TetrixUiLoader(QObject *parent = 0)
         : QUiLoader(parent)
         { }
     virtual QWidget *createWidget(const QString &amp;className, QWidget *parent = 0,
                                   const QString &amp;name = QString())
     {
         if (className == QLatin1String(&quot;TetrixBoard&quot;)) {
             QWidget *board = new TetrixBoard(parent);
             board-&gt;setObjectName(name);
             return board;
         }
         return QUiLoader::createWidget(className, parent, name);
     }
 };

 static QScriptValue evaluateFile(QScriptEngine &amp;engine, const QString &amp;fileName)
 {
     QFile file(fileName);
     file.open(QIODevice::ReadOnly);
     return engine.evaluate(file.readAll());
 }

 int main(int argc, char *argv[])
 {
     QApplication app(argc, argv);
     QScriptEngine engine;

     QScriptValue Qt = engine.newQMetaObject(QtMetaObject::get());
     Qt.setProperty(&quot;App&quot;, engine.newQObject(&amp;app));
     engine.globalObject().setProperty(&quot;Qt&quot;, Qt);

     evaluateFile(engine, &quot;:/tetrixpiece.js&quot;);
     evaluateFile(engine, &quot;:/tetrixboard.js&quot;);
     evaluateFile(engine, &quot;:/tetrixwindow.js&quot;);

     TetrixUiLoader loader;
     QFile uiFile(&quot;:/tetrixwindow.ui&quot;);
     uiFile.open(QIODevice::ReadOnly);
     QWidget *ui = loader.load(&amp;uiFile);
     uiFile.close();

     QScriptValue ctor = engine.evaluate(&quot;TetrixWindow&quot;);
     QScriptValue scriptUi = engine.newQObject(ui);
     QScriptValue tetrix = ctor.construct(QScriptValueList() &lt;&lt; scriptUi);

     ui-&gt;resize(550, 370);
     ui-&gt;show();

     qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));
     return app.exec();
 }</pre>
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